Patents by Inventor Martin Petschnig

Martin Petschnig has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Spring-supported suspension for noise insulation elements
    Patent number: 7568682
    Abstract: The invention describes a point-type, spring-supported suspension means for noise protection sheets.
    Type: Grant
    Filed: January 22, 2005
    Date of Patent: August 4, 2009
    Assignee: Roehm GmbH & Co. KG
    Inventors: Peter Seelmann, Martin Petschnig
  • Spring-Supported Suspension For Noise Insulation Elements
    Publication number: 20080237438
    Abstract: The invention describes a point-type, spring-supported suspension means for noise protection sheets.
    Type: Application
    Filed: January 22, 2005
    Publication date: October 2, 2008
    Applicant: ROEHM GMBH & CO. KG
    Inventors: Peter Seelmann, Martin Petschnig